test: add test for new URL(...)

[alexander-akait]

This PR contains a:

• bugfix
• new feature
• code refactor
• test update
• typo fix
• metadata update

Motivation / Use-Case

fixes #790

Breaking Changes

No

Additional Info

No

[codecov]

Codecov Report

Merging #829 (6833dfa) into master (cd23644) will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master     #829   +/-   ##
=======================================
  Coverage   92.80%   92.80%           
=======================================
  Files           6        6           
  Lines         723      723           
  Branches      176      176           
=======================================
  Hits          671      671           
  Misses         49       49           
  Partials        3        3           

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